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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE> 13A-621 STEP 14. Using scan tool MB991958, check the CAUTION • To prevent damage to scan tool MB991958, always turn the ignition switch to the "LOCK" (OFF) position before • During this test, the PCM automatically increases the engine speed to 1,600 r/min or greater. Check that the (1) Connect scan tool MB991958 to the data link connector. three clicks are heard). (5) Start the engine. position. (9) Keep the engine speed and engine load within the specified range. When the monitor test starts, the "In Progress" item (10)Turn the ignition switch to the "LOCK" (OFF) position. Disconnect scan tool MB991958. Q: Is "Evap Leak Mon. Completed. Test Failed and DTCs Set" displayed on scan tool MB991958? ). Then go to Step 15 . NO <"Evap Leak Mon. Completed. Test Passed" is emission system is working properly at this time. Go NO <"Evap Leak Mon. Discontinued. Retest again from EVAP monitor has been interrupted during the test. STEP 15. Perform the OBD-II drive cycle. (Refer to Diagnostic Function − OBD-ll Drive Cycle − Procedure 1 − Evaporative Emission System Leak Monitor ). (2) Read the DTC. YES : Repeat the troubleshooting from Step 1. AC305412 AB MB991910 DATA LINK CONNECTOR MB991824 MB991827 |